Give the staff group access to the view message log on submissions.

opentech/apply/funds/templates/funds/applicationsubmission_detail.html

@@ -32,7 +32,7 @@
                 <a class="tab__item" href="#activity-feed" data-tab="tab-3">
                     Activity Feed
                 </a>
-                {% if request.user.is_superuser %}
+                {% if request.user.is_apply_staff %}
                 <a class="tab__item tab__item--right js-tabs-off" href="{% url 'admin:activity_event_changelist' %}?submission__id={{ object.id }}">
                     View message log
                 </a>

opentech/apply/users/migrations/0008_add_staff_permissions.py

+# Generated by Django 2.0.9 on 2019-01-10 09:28
+
+from django.contrib.auth.models import Group, Permission
+from django.db import migrations
+
+from opentech.apply.users.groups import STAFF_GROUP_NAME
+
+
+class Migration(migrations.Migration):
+
+    def add_permissions(apps, schema_editor):
+        staff_group = Group.objects.get(name=STAFF_GROUP_NAME)
+        staff_add_perm = Permission.objects.get(name='Can change event')
+        staff_group.permissions.add(staff_add_perm)
+
+    dependencies = [
+        ('users', '0007_user_slack'),
+    ]
+
+    operations = [
+        migrations.RunPython(add_permissions)
+    ]